Home / 28,904.96-43,339.80-12,027.44

Finding the Fourth Proportional to 28,904.96, 43,339.80 and 12,027.44

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Solution

The fourth proportional to 28,904.96, 43,339.80 and 12,027.44 is: 18,033.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,904.96 : 43,339.80 = 12,027.44 : x
  2. Step 2: Convert to fraction form
    28,904.96/43,339.80 = 12,027.44/x
  3. Step 3: Cross multiply
    28,904.96x = 43,339.80 × 12,027.44
  4. Step 4: Simplify right side
    28,904.96x = 521,266,844.11
  5. Step 5: Solve for x
    x = 521,266,844.11/28,904.96
  6. Step 6: Final answer
    x = 18,033.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.